/ Dictionary / Index O obbligato: Meaning and Definition of Find definitions for: ob•bli•ga•to Pronunciation: (ob"li-gä'tōIt.ôb"blē-gä'tô), [key] — adj., n., pl. -tos, -ti —adj. (used as a musical direction) obligatory or indispensable; so important that it cannot be omitted. —n. an obbligato part or accompaniment. a continuing or persistent subordinate or background motif. a subordinate part of a solo. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: obbligato (Thesaurus) obb. obclavate Related Content Daily Word Quiz: profiterole Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language